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Securing Nuclear Materials

Securing Nuclear Materials. It is most likely that a terrorist seeking to manufacture a nuclear weapon would attempt to do do using high-enriched uranium (HEU) as its fissile material. At the same time, the economic and political collapse of the Soviet Union has made the supply of HEU in that region particularly vulnerable to theft or diversion. Robert Civiak of the Federation of American Scientists proposes three ways in which these stockpiles of HEU can be reduced, facilitating efforts to prevent the diversion of HEU to terrorist organizations.